# Copyright 2019 DeepMind Technologies Limited.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""Python wrappers for building checkpointers."""

from typing import Optional

from reverb.platform import checkpointers_lib

CheckpointerBase = checkpointers_lib.CheckpointerBase
DefaultCheckpointer = checkpointers_lib.DefaultCheckpointer
TempDirCheckpointer = checkpointers_lib.TempDirCheckpointer


def default_checkpointer(group: Optional[str] = None) -> CheckpointerBase:
  del group
  return TempDirCheckpointer()
